AquaChek Silver 7-in-1 Test Strips

AquaChek Silver 7-in-1 Test Strips Quickly and accurately measure seven essential pool and spa water parameters with AquaChek Silver 7-in-1 Test Strips—our most advanced test strip, trusted by professionals in the field. Tests for: Total Hardness Total Chlorine Total Bromine Free Chlorine pH Total Alkalinity Stabilizer (Cyanuric Acid) Product Details: Total Hardness: 0–1,000 ppm Total Chlorine: 0–10 ppm Total Bromine: 0–20 ppm Free Chlorine: 0–20 ppm pH Range: 6.2–8.4 Total Alkalinity: 0–240 ppm Stabilizer (Cyanuric Acid): 0–300 ppm Each bottle contains test strips that measure all seven key elements to help maintain balanced water chemistry.